Home / 10,492.43-15,738.54-4,252.38

Finding the Fourth Proportional to 10,492.43, 15,738.54 and 4,252.38

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Solution

The fourth proportional to 10,492.43, 15,738.54 and 4,252.38 is: 6,378.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,492.43 : 15,738.54 = 4,252.38 : x
  2. Step 2: Convert to fraction form
    10,492.43/15,738.54 = 4,252.38/x
  3. Step 3: Cross multiply
    10,492.43x = 15,738.54 × 4,252.38
  4. Step 4: Simplify right side
    10,492.43x = 66,926,252.73
  5. Step 5: Solve for x
    x = 66,926,252.73/10,492.43
  6. Step 6: Final answer
    x = 6,378.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.